Structure 4800923 · Lucas County, OH

Usr 20 over Maumee River

Carries Usr 20 over Maumee River, Jct US 20 & Maumee River.

Overall conditionGood

Set by its lowest-rated component: Deck and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT885 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

885 ft end to end, longest span 130 ft: about 2.5 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built200224 years old
Length884.8 ft269.7 m
Daily traffic24,220counted 2010
Last inspectedAugust 2023every 24 months

Location

StateOhio
CountyLucas
LocationJct US 20 & Maumee River
CarriesUsr 20
CrossesMaumee River
Coordinates41.55899, -83.65178

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length884.8 ft (269.7 m)
Max Span129.9 ft (39.6 m)
Deck Width74.5 ft (22.7 m)
Deck Area6122.2 sq m
Main Spans7
Year Built2002

Traffic

Avg Daily Traffic24,220 (2010)
Truck Traffic6%
Lanes On Bridge4

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number4800923

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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